1. PAHO/WHO Collaborating Centre for International Nursing Development in Primary Health Care, College of Nursing, University of Illinois Chicago, Chicago, IL, USA
2. PAHO/WHO Collaborating Centre in Nursing Policies and Leadership, School of Nursing, University of the West Indies St. Augustine, St. Augustine, Trinidad and Tobago
3. Faculty of Nursing, Khon Kaen University, Khon Kaen, Thailand